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AMERICAN PHYSICAL SOCIETY



Physical Review Letters – 4 June 1990
(Volume 64, Issue 23)




Relativistic virial theorem
Wolfgang Lucha and Franz F. Schöberl
pp. 2733-2735 [View   PDF (310 kB) ]


Global texture and the microwave background
Neil Turok and David Spergel
pp. 2736-2739 [View   PDF (631 kB) ]

Hyperextended inflation
Paul J. Steinhardt and Frank S. Accetta
pp. 2740-2743 [View   PDF (713 kB) ]

Phase-space constraints on bosonic and fermionic dark matter
Jes Madsen
pp. 2744-2746 [View   PDF (498 kB) ]


Permutation symmetry and the origin of fermion mass hierarchy
K. S. Babu and R. N. Mohapatra
pp. 2747-2750 [View   PDF (576 kB) ]

Improved experimental limit on KLπ0e+e-
K. E. Ohl, R. K. Adair, H. B. Greenlee, H. Kasha, E. B. Mannelli, M. P. Schmidt, M. R. Vagins, E. Jastrzembski, R. C. Larsen, L. B. Leipuner, W. M. Morse, and C. B. Schwarz
pp. 2755-2758 [View   PDF (690 kB) ]

Kinematically complete measurement of the reaction π-pπ+π-n in the region of Δ dominance as a test of chiral Lagrangians
H.-W. Ortner, R. Baran, U. Bohnert, M. Dillig, G. Herrmann, A. Hofmann, P. Helbig, O. Jäkel, W. Kluge, H. Krüger, D. Malz, H. Matthäy, R. Müller, W. Menzel, L. Schweinzer, and S. Wirth
pp. 2759-2762 [View   PDF (618 kB) ]


Observation of unexpected energy levels in molecular hydrogen and ortho-para energy transfer
U. Czarnetzki and H. F. Döbele
pp. 2763-2766 [View   PDF (621 kB) ]

Squeezing via one-dimensional distribution of coherent states
J. Janszky and An. V. Vinogradov
pp. 2771-2774 [View   PDF (454 kB) ]


Thermodynamics of spatiotemporal chaos: An experimental approach
S. Ciliberto and M. Caponeri
pp. 2775-2778 [View   PDF (625 kB) ]

Overcoming intrinsic and synchrotron depolarizing resonances with a Siberian snake
J. E. Goodwin, H-O. Meyer, M. G. Minty, P. V. Pancella, R. E. Pollock, T. Rinckel, M. A. Ross, F. Sperisen, E. J. Stephenson, B. von Przewoski, E. D. Courant, S. Y. Lee, L. G. Ratner, A. D. Krisch, R. S. Raymond, T. Roser, J. A. Stewart, and B. Vuaridel
pp. 2779-2782 [View   PDF (592 kB) ]

Observation of sub-Poissonian photon statistics in a micromaser
G. Rempe, F. Schmidt-Kaler, and H. Walther
pp. 2783-2786 [View   PDF (597 kB) ]

Observation of long-range intensity correlation in the transport of coherent light through a random medium
M. P. van Albada, J. F. de Boer, and A. Lagendijk
pp. 2787-2790 [View   PDF (616 kB) ]


Nonintersecting random walk in the presence of nonspherical obstacles
Edmund A. Di Marzio
pp. 2791-2794 [View   PDF (684 kB) ]

Observation of ballistic phonons in silicon crystals induced by α particles
B. A. Young, B. Cabrera, and A. T. Lee
pp. 2795-2798 [View   PDF (872 kB) ]


Elastic singularities at the Peierls transition
Joseph A. Aronovitz, Paul Goldbart, and George Mozurkewich
pp. 2799-2802 [View   PDF (608 kB) ]

Interaction energies of impurities in Cu and Ni
U. Klemradt, B. Drittler, R. Zeller, and P. H. Dederichs
pp. 2803-2806 [View   PDF (689 kB) ]

Synchrotron-radiation-excited soft-x-ray-fluorescence studies of Cu and Zn: On the validity of the sudden approximation
N. Wassdahl, J.-E. Rubensson, G. Bray, P. Glans, P. Bleckert, R. Nyholm, S. Cramm, N. Mårtensson, and J. Nordgren
pp. 2807-2810 [View   PDF (652 kB) ]

Band tails in hydrogenated amorphous silicon and silicon-germanium alloys
Samer Aljishi, J. David Cohen, Shu Jin, and Lothar Ley
pp. 2811-2814 [View   PDF (704 kB) ]

Second-harmonic generation in odd-period, strained, (Si)n(Ge)n/Si superlattices and at Si/Ge interfaces
Ed Ghahramani, D. J. Moss, and J. E. Sipe
pp. 2815-2818 [View   PDF (506 kB)  See Also: Erratum]

Conduction in curvilinear constrictions: Generalization of the Landauer formula
Mark Yosefin and Moshe Kaveh
pp. 2819-2822 [View   PDF (606 kB) ]

Almost-localized electrons in a magnetic field
J. Spaek and P. Gopalan
pp. 2823-2826 [View   PDF (644 kB) ]

Nonhomogeneous charge distribution in layered high-Tc superconductors
M. Di Stasio, K. A. Müller, and L. Pietronero
pp. 2827-2830 [View   PDF (628 kB) ]


Sarkadi et al. reply
L. Sarkadi, J. Pálinkás, A. Kövér, D. P. Berényi, and T. Vajnai
pp. 2836 [View   PDF (106 kB) ]


Controlling Chaos
Edward Ott, Celso Grebogi, and James A. Yorke
pp. 2837 [View   PDF (39 kB) ]

Self-Organized Critical State of Sandpile Automation Models
Deepak Dhar
pp. 2837 [View   PDF (39 kB) ]